v2.4.0.6
Fair Value, Assets and Liabilities Recorded at Fair Value on a Recurring Basis (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Assets:    
Mortgages held for sale $ 42,624 $ 42,305
Loans held for sale 0 6
Loans 6,183 6,206
MSRs (carried at fair value) 12,061 11,538
Fair value asset derivatives, netting (59,572) (62,108)
Fair Value Asset derivatives, net 16,916 23,816
Liabilities:    
Fair Value Liability Derivatives, netting 66,419 71,116
Fair Value Liability derivatives, net (7,968) (11,942)
Interest Rate Contract [Member]
   
Assets:    
Fair Value Asset derivatives 61,993 71,351
Fair value asset derivatives, netting (50,559) (53,708)
Fair Value Asset derivatives, net 11,434 17,643
Liabilities:    
Total derivative liabilities (59,895) (68,695)
Fair Value Liability Derivatives, netting 57,681 62,559
Fair Value Liability derivatives, net (2,214) (6,136)
Commodity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 2,962 3,456
Fair value asset derivatives, netting (1,031) (1,080)
Fair Value Asset derivatives, net 1,931 2,376
Liabilities:    
Total derivative liabilities (3,045) (3,590)
Fair Value Liability Derivatives, netting 1,369 1,394
Fair Value Liability derivatives, net (1,676) (2,196)
Equity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 4,607 3,783
Fair value asset derivatives, netting (2,287) (2,428)
Fair Value Asset derivatives, net 2,320 1,355
Liabilities:    
Total derivative liabilities (4,926) (4,164)
Fair Value Liability Derivatives, netting 2,779 2,618
Fair Value Liability derivatives, net (2,147) (1,546)
Foreign Exchange Contract [Member]
   
Assets:    
Fair Value Asset derivatives 5,338 5,524
Fair value asset derivatives, netting (4,394) (3,449)
Fair Value Asset derivatives, net 944 2,075
Liabilities:    
Total derivative liabilities (3,845) (3,579)
Fair Value Liability Derivatives, netting 2,102 1,804
Fair Value Liability derivatives, net (1,743) (1,775)
Other Contract [Member]
   
Liabilities:    
Total derivative liabilities (52) (78)
Fair Value Liability Derivatives, netting 0 0
Fair Value Liability derivatives, net (52) (78)
Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 43,049 36,055
Total trading assets (excluding derivatives) 47,209 39,168
Securities available for sale 248,160 235,199
Mortgages held for sale 42,624 42,305
Loans held for sale   6
Loans 6,183 6,206
MSRs (carried at fair value) 12,061 11,538
Fair value asset derivatives, netting (59,572) (62,108)
Fair Value Asset derivatives, net 16,916 23,816
Other Assets, Excluding Derivatives 677 421
Total assets recorded at fair value 373,830 358,659
Liabilities:    
Fair Value Liability Derivatives, netting 66,419 71,116
Fair Value Liability derivatives, net (7,968) (11,942)
Total short sale liabilities (14,991) (10,365)
Other Liabilities, Excluding Derivatives and Short Sale Liabilities (79) (83)
Total liabilities recorded at fair value (23,038) (22,390)
Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member]
   
Assets:    
Fair Value Asset derivatives 61,993 71,351
Liabilities:    
Total derivative liabilities (59,895) (68,695)
Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 2,962 3,456
Liabilities:    
Total derivative liabilities (3,045) (3,590)
Fair Value, Measurements, Recurring [Member] | Equity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 4,607 3,783
Liabilities:    
Total derivative liabilities (4,926) (4,164)
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member]
   
Assets:    
Fair Value Asset derivatives 5,338 5,524
Liabilities:    
Total derivative liabilities (3,845) (3,579)
Fair Value, Measurements, Recurring [Member] | Credit Contract [Member]
   
Assets:    
Fair Value Asset derivatives 1,588 1,810
Liabilities:    
Total derivative liabilities (2,624) (2,952)
Fair Value, Measurements, Recurring [Member] | Other Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities (52) (78)
Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 245,381 232,414
Trading Account Assets Other [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading assets (excluding derivatives) 4,160 3,113
US Treasury and Government [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 12,696 8,878
Securities available for sale 6,884 7,146
Liabilities:    
Total short sale liabilities (8,285) (5,100)
US States and Political Subdivisions [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 3,794 1,633
Securities available for sale 40,456 38,676
Liabilities:    
Total short sale liabilities (18) (9)
Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 12,810 13,386
Securities available for sale 140,651 133,184
Federal agencies [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 105,472 97,285
Residential [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 15,259 15,931
Commercial [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 19,920 19,968
Collateralized loan and other debt obligations [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 707 742
Securities available for sale 16,663 13,188
Corporate debt securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 8,047 6,716
Securities available for sale 21,449 21,333
Liabilities:    
Total short sale liabilities (4,801) (3,941)
Total asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 851 860
Securities available for sale 18,394 17,957
Auto loans and leases [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 5,722 5,928
Home Equity Loans [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 853 918
Other asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 11,819 11,111
Other Debt Securities, Excluding Asset Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 884 930
Short sale liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
Liabilities:    
Total short sale liabilities (156) (47)
Equity Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 4,144 3,840
Securities available for sale 2,779 2,785
Liabilities:    
Total short sale liabilities (1,731) (1,268)
Perpetual preferred securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 2,262 2,176
Other equity securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 517 609
Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 12,467 8,585
Total trading assets (excluding derivatives) 14,657 10,735
Securities available for sale 1,954 2,223
Mortgages held for sale 0 0
Loans held for sale   0
Loans 0 0
MSRs (carried at fair value) 0 0
Fair value asset derivatives, netting 0 0
Fair Value Asset derivatives, net 663 467
Other Assets, Excluding Derivatives 324 136
Total assets recorded at fair value 17,598 13,561
Liabilities:    
Fair Value Liability Derivatives, netting 0 0
Fair Value Liability derivatives, net (317) (274)
Total short sale liabilities (8,647) (5,458)
Other Liabilities, Excluding Derivatives and Short Sale Liabilities 0 0
Total liabilities recorded at fair value (8,964) (5,732)
Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member]
   
Assets:    
Fair Value Asset derivatives 6 16
Liabilities:    
Total derivative liabilities (32) (52)
Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Equity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 621 432
Liabilities:    
Total derivative liabilities (271) (199)
Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member]
   
Assets:    
Fair Value Asset derivatives 36 19
Liabilities:    
Total derivative liabilities (14) (23)
Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Credit Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Other Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Level 1 [Member] | Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 820 1,040
Level 1 [Member] | Trading Account Assets Other [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading assets (excluding derivatives) 2,190 2,150
Level 1 [Member] | US Treasury and Government [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 8,378 5,104
Securities available for sale 716 915
Liabilities:    
Total short sale liabilities (6,915) (4,225)
Level 1 [Member] | US States and Political Subdivisions [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Liabilities:    
Total short sale liabilities 0 0
Level 1 [Member] | Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Level 1 [Member] | Federal agencies [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Residential [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Commercial [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Collateralized loan and other debt obligations [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Level 1 [Member] | Corporate debt securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 104 125
Liabilities:    
Total short sale liabilities 0 0
Level 1 [Member] | Total asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Level 1 [Member] | Auto loans and leases [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Home Equity Loans [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Other asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Other Debt Securities, Excluding Asset Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 1 [Member] | Short sale liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
Liabilities:    
Total short sale liabilities (1) 0
Level 1 [Member] | Equity Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 4,089 3,481
Securities available for sale 1,134 1,183
Liabilities:    
Total short sale liabilities (1,731) (1,233)
Level 1 [Member] | Perpetual preferred securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 659 629
Level 1 [Member] | Other equity securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 475 554
Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 29,864 26,483
Total trading assets (excluding derivatives) 31,764 27,370
Securities available for sale 229,224 205,537
Mortgages held for sale 39,437 39,055
Loans held for sale   6
Loans 208 185
MSRs (carried at fair value) 0 0
Fair value asset derivatives, netting 0 0
Fair Value Asset derivatives, net 73,369 83,051
Other Assets, Excluding Derivatives 5 123
Total assets recorded at fair value 374,007 355,327
Liabilities:    
Fair Value Liability Derivatives, netting 0 0
Fair Value Liability derivatives, net (70,929) (79,729)
Total short sale liabilities (6,336) (4,907)
Other Liabilities, Excluding Derivatives and Short Sale Liabilities (31) (34)
Total liabilities recorded at fair value (77,296) (84,670)
Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member]
   
Assets:    
Fair Value Asset derivatives 61,054 70,277
Liabilities:    
Total derivative liabilities (59,488) (68,244)
Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 2,928 3,386
Liabilities:    
Total derivative liabilities (3,008) (3,541)
Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Equity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 3,081 2,747
Liabilities:    
Total derivative liabilities (3,621) (3,239)
Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member]
   
Assets:    
Fair Value Asset derivatives 5,297 5,481
Liabilities:    
Total derivative liabilities (3,792) (3,553)
Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Credit Contract [Member]
   
Assets:    
Fair Value Asset derivatives 1,009 1,160
Liabilities:    
Total derivative liabilities (1,020) (1,152)
Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Other Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Level 2 [Member] | Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 228,386 204,729
Level 2 [Member] | Trading Account Assets Other [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading assets (excluding derivatives) 1,900 887
Level 2 [Member] | US Treasury and Government [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 4,318 3,774
Securities available for sale 6,168 6,231
Liabilities:    
Total short sale liabilities (1,370) (875)
Level 2 [Member] | US States and Political Subdivisions [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 3,758 1,587
Securities available for sale 36,927 35,045
Liabilities:    
Total short sale liabilities (18) (9)
Level 2 [Member] | Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 12,805 13,380
Securities available for sale 140,364 132,887
Level 2 [Member] | Federal agencies [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 105,472 97,285
Level 2 [Member] | Residential [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 15,164 15,837
Level 2 [Member] | Commercial [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 19,728 19,765
Level 2 [Member] | Collateralized loan and other debt obligations [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 202 0
Securities available for sale 13,725 0
Level 2 [Member] | Corporate debt securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 8,018 6,664
Securities available for sale 21,064 20,934
Liabilities:    
Total short sale liabilities (4,801) (3,941)
Level 2 [Member] | Total asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 708 722
Securities available for sale 9,254 8,702
Level 2 [Member] | Auto loans and leases [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 18 7
Level 2 [Member] | Home Equity Loans [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 853 867
Level 2 [Member] | Other asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 8,383 7,828
Level 2 [Member] | Other Debt Securities, Excluding Asset Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 884 930
Level 2 [Member] | Short sale liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
Liabilities:    
Total short sale liabilities (147) (47)
Level 2 [Member] | Equity Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 55 356
Securities available for sale 838 808
Liabilities:    
Total short sale liabilities 0 (35)
Level 2 [Member] | Perpetual preferred securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 796 753
Level 2 [Member] | Other equity securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 42 55
Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 718 987
Total trading assets (excluding derivatives) 788 1,063
Securities available for sale 16,982 27,439
Mortgages held for sale 3,187 3,250
Loans held for sale   0
Loans 5,975 6,021
MSRs (carried at fair value) 12,061 11,538
Fair value asset derivatives, netting 0 0
Fair Value Asset derivatives, net 2,456 2,406
Other Assets, Excluding Derivatives 348 162
Total assets recorded at fair value 41,797 51,879
Liabilities:    
Fair Value Liability Derivatives, netting 0 0
Fair Value Liability derivatives, net (3,141) (3,055)
Total short sale liabilities (8) 0
Other Liabilities, Excluding Derivatives and Short Sale Liabilities (48) (49)
Total liabilities recorded at fair value (3,197) (3,104)
Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member]
   
Assets:    
Fair Value Asset derivatives 933 1,058
Liabilities:    
Total derivative liabilities (375) (399)
Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 34 70
Liabilities:    
Total derivative liabilities (37) (49)
Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Equity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 905 604
Liabilities:    
Total derivative liabilities (1,034) (726)
Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member]
   
Assets:    
Fair Value Asset derivatives 5 24
Liabilities:    
Total derivative liabilities (39) (3)
Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Credit Contract [Member]
   
Assets:    
Fair Value Asset derivatives 579 650
Liabilities:    
Total derivative liabilities (1,604) (1,800)
Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Other Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities (52) (78)
Level 3 [Member] | Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 16,175 26,645
Level 3 [Member] | Trading Account Assets Other [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading assets (excluding derivatives) 70 76
Level 3 [Member] | US Treasury and Government [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Liabilities:    
Total short sale liabilities 0 0
Level 3 [Member] | US States and Political Subdivisions [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 36 46
Securities available for sale 3,529 3,631
Liabilities:    
Total short sale liabilities 0 0
Level 3 [Member] | Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 5 6
Securities available for sale 287 297
Level 3 [Member] | Federal agencies [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 3 [Member] | Residential [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 95 94
Level 3 [Member] | Commercial [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 192 203
Level 3 [Member] | Collateralized loan and other debt obligations [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 505 742
Securities available for sale 2,938 13,188
Level 3 [Member] | Corporate debt securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 29 52
Securities available for sale 281 274
Liabilities:    
Total short sale liabilities 0 0
Level 3 [Member] | Total asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 143 138
Securities available for sale 9,140 9,255
Level 3 [Member] | Auto loans and leases [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 5,704 5,921
Level 3 [Member] | Home Equity Loans [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 51
Level 3 [Member] | Other asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 3,436 3,283
Level 3 [Member] | Other Debt Securities, Excluding Asset Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Level 3 [Member] | Short sale liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
Liabilities:    
Total short sale liabilities (8) 0
Level 3 [Member] | Equity Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 3
Securities available for sale 807 794
Liabilities:    
Total short sale liabilities 0 0
Level 3 [Member] | Perpetual preferred securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 807 794
Level 3 [Member] | Other equity securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Total trading assets (excluding derivatives) 0 0
Securities available for sale 0 0
Mortgages held for sale 0 0
Loans held for sale   0
Loans 0 0
MSRs (carried at fair value) 0 0
Fair value asset derivatives, netting (59,572) (62,108)
Fair Value Asset derivatives, net (59,572) (62,108)
Other Assets, Excluding Derivatives 0 0
Total assets recorded at fair value (59,572) (62,108)
Liabilities:    
Fair Value Liability Derivatives, netting 66,419 71,116
Fair Value Liability derivatives, net 66,419 71,116
Total short sale liabilities 0 0
Other Liabilities, Excluding Derivatives and Short Sale Liabilities 0 0
Total liabilities recorded at fair value 66,419 71,116
Netting [Member] | Fair Value, Measurements, Recurring [Member] | Interest Rate Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Netting [Member] | Fair Value, Measurements, Recurring [Member] | Commodity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Netting [Member] | Fair Value, Measurements, Recurring [Member] | Equity Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Netting [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Netting [Member] | Fair Value, Measurements, Recurring [Member] | Credit Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Netting [Member] | Fair Value, Measurements, Recurring [Member] | Other Contract [Member]
   
Assets:    
Fair Value Asset derivatives 0 0
Liabilities:    
Total derivative liabilities 0 0
Netting [Member] | Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Trading Account Assets Other [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading assets (excluding derivatives) 0 0
Netting [Member] | US Treasury and Government [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Liabilities:    
Total short sale liabilities 0 0
Netting [Member] | US States and Political Subdivisions [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Liabilities:    
Total short sale liabilities 0 0
Netting [Member] | Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Netting [Member] | Federal agencies [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Residential [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Commercial [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Collateralized loan and other debt obligations [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Netting [Member] | Corporate debt securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Liabilities:    
Total short sale liabilities 0 0
Netting [Member] | Total asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Netting [Member] | Auto loans and leases [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Home Equity Loans [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Other asset-backed securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Other Debt Securities, Excluding Asset Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Short sale liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
Liabilities:    
Total short sale liabilities 0 0
Netting [Member] | Equity Securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Total trading securities 0 0
Securities available for sale 0 0
Liabilities:    
Total short sale liabilities 0 0
Netting [Member] | Perpetual preferred securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale 0 0
Netting [Member] | Other equity securities [Member] | Fair Value, Measurements, Recurring [Member]
   
Assets:    
Securities available for sale $ 0 $ 0